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Samsung Galaxy M31s vs Poco X2 vs Oppo Reno 2Z

Key Feature Comparison

6.9

Samsung Galaxy M31s

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6.9

OPPO Reno 2Z

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At a Glance

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Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 730G, Adreno 618

Octa core (2.2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Helio P90, PowerVR GM9446

6000 mAh

Li-ion, Fast, 25W

4500 mAh

Li-Polymer, Fast, 27W

4000 mAh

Li-Polymer, VOOC, v3.0

6.5 inches

405 ppi, FHD

6.67 inches

395 ppi, FHD

6.5 inches

396 ppi, FHD

Quad, 64MP + 12MP + 5MP + 5MP

3840x2160 @ 30 fps

Quad, 64MP + 8MP + 2MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps

Quad, 48MP + 8MP + 2MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.5 inches
6.67 inches
6.5 inches

Screen Type

Super AMOLED
IPS LCD
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels
1080 x 2340 pixels

Pixel Density

405 ppi
395 ppi
396 ppi

Aspect Ratio

20:09
20:09
19.5:9

Screen Protection

Gorilla Glass 3
Gorilla Glass 5
Gorilla Glass 5

Screen to Body Ratio

91%
91%
91.10%

Screen Design

Punch hole
Punch hole
Bezel-less

Screen Refresh Rate

60 Hz
120 Hz
-

Screen Quality

FHD
FHD
FHD

Peak Brightness

420 nits
500 nits
-

Phone Variants

8GB 128GB, 6GB 128GB
6GB 64GB, 8GB 256GB, 6GB 128GB
8GB 256GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
UFS 2.1
UFS 2.1

Expandable Storage Capacity

Yes, 512 GB
Yes, 512 GB
Yes, 256 GB

OTG Support

-
Yes
Yes

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Operating System

Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)

GPU

Mali-G72 MP3
Adreno 618
PowerVR GM9446

Chipset

Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 730G
MediaTek Helio P90

CPU

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55)

Custom User Interface

Samsung One UI
MIUI
ColorOS

Clock Speed

2.3 GHz
2.2 GHz
2.2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

10 nm
8 nm
12 nm

Battery Capacity

6000 mAh
4500 mAh
4000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-Polymer
Li-Polymer

Charger Type

Fast, 25W
Fast, 27W
VOOC, v3.0

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

30-Jul-20
5-Feb-20
5-Aug-19

Market Status

Available
Available
Available

Brand

Samsung
POCO
OPPO

Model Number

SM-M317FZBDINS
MZB8744IN
CPH1945

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 18,499
Rs. 14,999
Rs. 27,490

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass

Audio Features

Dolby Atmos
24-bit/192kHz audio
Dolby Atmos

NFC

No
No
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz

Bluetooth Type

v5.0
v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM

eSIM

No
No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

FM Radio

-
Yes
Yes

Front Video Recording

3840x2160 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps
1920x1080 @ 30 fps

Front Camera Features

HDR
HDR
LED flash, HDR

Front Camera Setup

Single, 32MP
Dual, 20MP + 2MP
Single, 16MP

Front Camera 1 Resolution

32 MP
20 MP
16 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.2 Primary Camera
f/2.0, Wide Angle Primary Camera

Front Camera 1 Lens

26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
0.8 micrometre pixel size
3.1" sensor size, 1 micrometre pixel size

Front Sensor

Exmor RS
-
-

Front Aperture

f/2.2
f/2.2
f/2.0

Front Flash

No
-
-

Front Camera 2 Resolution

-
2 MP
-

Front Camera 2 Type

-
f/2.4 Camera
-

Front Camera 2 Lens

-
1.75 micrometre pixel size
-

Weight

203 grams
208 grams
195 grams

Colors

Mirage Black, Mirage Blue
Atlantis Blue, Matrix Purple, Phoenix Red
Sky White, Luminous Black

Build

Back: Plastic
Back: Gorilla Glass
Back: Gorilla Glass

Dimensions

159.3 x 74.4 x 9.3 mm
165.3 x 76.6 x 8.7 mm
161.8 x 75.8 x 8.7 mm

SAR Value

Head: 1.38 W/kg
Head: 1.080 W/kg, Body: 0.620 W/kg
Head: 1.183 W/kg, Body: 0.780 W/kg

OIS

No
No
-

Rear Flash

Yes, LED Flash
Yes, LED Flash
Yes, Dual LED Flash

Rear Video Recording

3840x2160 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Rear Camera Features

10 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
10 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Quad, 64MP + 12MP + 5MP + 5MP
Quad, 64MP + 8MP + 2MP + 2MP
Quad, 48MP + 8MP + 2MP + 2MP

Rear Camera 1 Resolution

64 MP
64 MP
48 MP

Rear Camera 1 Type

f/1.8 (upto 10x Digital Zoom), Wide Angle Primary Camera
f/1.89 Primary Camera
f/1.7 (upto 10x Digital Zoom) Primary Camera

Rear Camera 1 Lens

26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
1.7" sensor size, 0.8 micrometre pixel size
4.73 mm focal length, 2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

12 MP
8 MP
8 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle Camera

Rear Camera 3 Resolution

5 MP
2 MP
2 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, Macro Camera
f/2.4 Camera

Rear Camera 4 Resolution

5 MP
2 MP
2 MP

Rear Camera 4 Type

f/2.4, Depth Camera
f/2.4, Depth Camera
f/2.4, Depth Camera

Rear Sensor

Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.8
f/1.89
f/1.7

Rear Camera 2 Lens

-
1.12 micrometre pixel size
1.66 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

Rear Camera 3 Lens

-
1.75 micrometre pixel size
1.77 mm focal length, 5.0" sensor size, 1.75 micrometre pixel size

Rear Camera 4 Lens

-
1.75 micrometre pixel size
1.77 mm focal length, 5.0" sensor size, 1.75 micrometre pixel size

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Side
On-Screen

Face Unlock

Yes
Yes
Yes

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